test: use common.PIPE in simple/test-cluster-eaccess
test: use common.PIPE in simple/test-cluster-eaccess

PR-URL: https://github.com/node-forward/node/pull/50
Reviewed-By: Ben Noordhuis <59bd0a3ff43b32849b319e645d4798d8a5d1e889@bnoordhuis.nl>

dreamllq/node,dreamllq/node,dreamllq/node,dreamllq/node,dreamllq/node,dreamllq/node,dreamllq/node,dreamllq/node,dreamllq/node